package com.gupao.vip.netty;

import io.netty.buffer.ByteBuf;
import io.netty.buffer.Unpooled;
import io.netty.channel.ChannelHandlerContext;
import io.netty.channel.ChannelInboundHandlerAdapter;

public class EchoServerHandler extends ChannelInboundHandlerAdapter {
    private int counter = 0;

    @Override
    public void channelRead(ChannelHandlerContext ctx, Object msg) throws Exception {
//        String body = (String)msg;
//        System.out.println("This is " + (++counter) + " times receive client : [" + body + "]");
//        body += "$_";
//        ByteBuf echo = Unpooled.copiedBuffer(body.getBytes());
//        ctx.writeAndFlush(echo);
        System.out.println("receive client : [" + msg + "]");
    }

    @Override
    public void exceptionCaught(ChannelHandlerContext ctx, Throwable cause) throws Exception {
        System.err.println(cause.getMessage());
        //发生异常，关闭链路
        ctx.close();
    }
}
